Clarify how to update fixutres with Buck in failure message

captbaritone · facebook-github-bot · commit 88c40b328076 · 2024-01-09T11:13:54.000-08:00
Reviewed By: monicatang

Differential Revision: D52552339

fbshipit-source-id: 275b02da563a9e6275684d8aafcd34ae77cc00fb
diff --git a/compiler/crates/fixture-tests/src/lib.rs b/compiler/crates/fixture-tests/src/lib.rs
@@ -170,7 +170,9 @@ pub async fn test_fixture<T, U, V>(
                 .write_all(actual.as_bytes())
                 .unwrap();
         } else {
-            panic!("Snapshot did not match. Run with UPDATE_SNAPSHOTS=1 to update.");
+            panic!(
+                "Snapshot did not match. Run with UPDATE_SNAPSHOTS=1 to update.\nIf using Buck you can use `buck test <YOUR_TEST_TARGET> -- --env UPDATE_SNAPSHOTS=1"
+            );
         }
     }
 }

Original file line number	Diff line number	Diff line change
`@@ -170,7 +170,9 @@ pub async fn test_fixture<T, U, V>(`
`170`	`170`	`.write_all(actual.as_bytes())`
`171`	`171`	`.unwrap();`
`172`	`172`	`} else {`
`173`		`- panic!("Snapshot did not match. Run with UPDATE_SNAPSHOTS=1 to update.");`
	`173`	`+ panic!(`
	`174`	+ "Snapshot did not match. Run with UPDATE_SNAPSHOTS=1 to update.\nIf using Buck you can use `buck test <YOUR_TEST_TARGET> -- --env UPDATE_SNAPSHOTS=1"
	`175`	`+ );`
`174`	`176`	`}`
`175`	`177`	`}`
`176`	`178`	`}`